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vector compact
Installation & Operation
Direct Expansion Systems
Revised: 7-18-05
L-2254
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TABLE OF CONTENTS Table of Contents IF YOU HAVE A DIGITAL CONTROL......................................................................................................... 3 Introduction How It Works............................................................................................................................................... 4 Installation Unpacking and Inspection.......................................................................................................................
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INTRODUCTION Congratulations on the purchase of your Marine Air recapture and recycle or safely dispose of any such ® Systems’ Vector Compact air conditioner. No matter substances shall not be subject to the prohibition set which of the following features was the reason for your forth in the proceeding sentence.” purchase of this air conditioner, we are sure it will meet * Class I substances include CFC-12 your needs and will give you many years of efficient and ** Class II substances include HC
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INSTALLATION Notice Unpacking and Inspection This component is charged with hydrochloro-fluorocarbon When the equipment is received, all items should be (HCFC) refrigerant R22. Effective July 1, 1992 it shall be carefully checked against the packing list to ensure all unlawful for any person to knowingly vent or otherwise cartons have been received. Move units in the normal knowingly release any class 1 (CFC) or class 2 (HCFC) “up” orientation as indicated by the arrows on each substance as a re
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utilized. This will help to prevent water from standing in Minimum Tools Required the pan. See item 7 for instructions on connecting two � Screws drivers drain lines. � Pliers IMPORTANT! Do not terminate condensate drain line � Pipe wrenches within three (3) feet of any outlet of engine or generator exhaust systems, nor in a compartment housing an � Wire cutters/crimpers engine or generator, nor in a bilge, unless the drain is � Drill and assorted bits connected properly to a sealed condensate o
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duct diameters and their corresponding supply and line and as close to the keel as possible in any return air grille minimum area in square inches. If a application, but especially on a sailboat, to keep the transition box is used, the total area of supply air ducts intake in the water when the boat heels over so that going out of the box should at least equal the area of air does not get into the system. (See Figure 7 for the supply duct feeding the box. To calculate the square proper installat
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ABYC standards are available from: Electrical Connections, Grounding and Bonding American Boat and Yacht Council All a/c units have a terminal strip mounted inside the 3069 Solomons Island Rd. electric box. The terminal strip is labeled for proper Edgewater, MD 21036 connections of the electrical supply, ground wires and Telephone: (410) 956-1050 pump circuits. A wiring diagram is provided in the The a/c unit must be connected to the ship’s bonding electrical box and in this manual. The wiring d
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Installation Checklist Electrical ❑ The wiring diagram is located in the electrical box. If (Review prior to installation) that diagram is damaged or if you need a copy, please Note: Refer to the Elite and Passport I/O manuals call Dometic with the unit part number, serial number, for installation and operation of those digital and wiring diagram number, all of which are located on controls. the unit data plate. ❑ All butt connections on pumps wire tightly crimped and heat shrunk Seawater Coolin
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OPERATION Mechanical Control Panel Quick Start Operations Checklist ❑ Ensure seawater intake ball valve (sea cock) is open. (MCP) Operation 1. Ensure seawater intake ball valve (sea cock) is open. ❑ Turn on the a/c circuit breaker. If the seawater pump has its own circuit breaker, turn that on. 2. Turn SYSTEM SWITCH control knob to OFF. ❑ Turn the system on. 3. Turn on AC circuit breaker. If the seawater pump has its own circuit breaker, turn that on too. Or, if the pump ❑ Set the desired cabin
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TROUBLESHOOTING 5. Seawater temperature too high for cooling or General Troubleshooting too low for heating. Also see specific digital or mechanical control Seawater temperature will directly affect a/c unit's troubleshooting sections following these general efficiency. This a/c unit can effectively cool your boat guidelines. in water temperature up to 90°F and heat (if reverse cycle option is installed) in water as low as 40°F. Fault: Will not start. 6. Fan coil is iced (in cooling). Check your
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3. Seawater temperature too high for cooling or to Fault: Low airflow. low for heating. Possible Reason/Correction Seawater temperature will directly affect the a/c unit's efficiency. This a/c unit can effectively cool 1. Airflow is blocked. your boat in water temperatures up to 90°F and heat Remove any obstructions in return air stream. Clean (if reverse cycle option is installed) in water as low return air filter and grille. Check for crushed or as 40°F. restricted ducting, ducting must be as
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Fault: Fan runs continuously although it Fault: System runs continuously. is set to cycle with compressor. Possible Reason/Correction Possible Reason/Correction 1. Improper air sensor location. Verify display head location with criteria found in the 1. Failed triac on Passport I/O circuit board. control manual. Install alternate air sensor if neces- Send for repair or call local service technician (see sary. back of book for a listing). Fault: “HPF” is displayed. Fault: No cooling or heating. Po
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2. Damaged jack/socket in display head or on circuit board. Visually check to see that pins inside socket are not bent or corroded. Repair or replace display or circuit board if needed. Fault: “PLF” is displayed (Elite Digital Control only). Possible Reason/Correction 1. Indicates that seawater flow through the con- denser coil is insufficient. Check for adequate seawater flow. Verify pump operation. Inspect the condenser coil, it may need cleaning (see maintenance section). Sensor may be faulty
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MAINTENANCE Reversing Valves Return Air Filters Reverse cycle units have a reversing valve; the valve Check the return air filter about once a month and clean must be energized periodically to keep the internal parts as necessary. To clean the filter, remove it from the unit, moving freely. To do this, switch the a/c unit into heat for rinse with water, air dry and reinstall. a few seconds once a month. Winterization Seawater Strainer There are several methods of winterization, some of which wor
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MANUFACTURERS LIMITED WARRANTY AGREEMENT The following warranty is extended to cover marine air ances for removal and reinstallation of such components conditioners manufactured or supplied by Dometic for a period of one (1) year from the date of installation, Environmental Corporation, and is subject to qualifica- but not to exceed two (2) years from the date of manu- tions indicated. Dometic warrants for the periods set forth facture at the Dometic factory. OEM installed equipment below that p
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DESCRIPTION OF FIGURES Fig 1. Overview of Vector Compact Fig 2. Placement of Vector Compact Fig 3. Spacing Allowances & Unit Dimensions Fig 4. Installation of Condensate Drain Fig 5. Mounting Brackets Fig 6. 3-Knob Control Fig 7. Seawater Pump and Plumbing Configuration Fig 8. Ducting and Grille Sizing Fig 9. Wiring Diagrams for Mechanical Controls (VCM5-16 & 24K) Fig 10. Wiring Diagrams for Mechanical Controls (VCM5-16HV & 24K 230V/3Ph) Fig 11. Wiring Diagrams for Digital Controls (VCD5-16 & VC
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Fig 1. Overview of Vector Compact Fig 2. Placement of Vector Compact L-2254 18
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Fig 3. Spacing Allowances & Unit Dimensions PROPRIETARY NOTE: THE INFORMATION CONTAINED REV DATE REVISION DESCRIPTION DWG APR WITHIN THIS DOCUMENT IS THE PROPERTY OF DOMETIC A 3/7/03 REVISED TABLE DIMS,CAD200-03 DRR RAP CORPORATION. ANY ATTEMPT TO COPY OR DISTRIBUTE B 3/28/03 REVISED DIMS & MODEL NUMBERS,CAD251-03 DKM RAP WITHOUT WRITTEN CONSENT FROM DOMETIC CORPORATION SHALL BE CONSIDERED UNLAWFUL AND C 5/24/04 ADDED VCD/M18K/1-HV TO TABLE,CAD345-04 DRR RAP CAN BE CONTESTED IN A COURT OF
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Fig 4. Installation of condensate drain Fig 6. 3-Knob Control Fig 5. Mounting brackets L-2254 20
